Water pump



FIG. 1 is a perspective top and front view of my water pump;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

The broken lines in FIGS. 2, 3, 4, and 5 are included for the purpose of illustrating portions of the water pump that form no part of the claimed design. 

CLAIM The ornamental design for a water pump, as shown and described. 